1 ; RUN: opt %loadPolly -polly-stmt-granularity=bb -polly-print-simplify -disable-output < %s | FileCheck -match-full-lines %s
2 ; RUN: opt %loadNPMPolly -polly-stmt-granularity=bb "-passes=scop(print<polly-simplify>)" -disable-output -aa-pipeline=basic-aa < %s | FileCheck -match-full-lines %s
4 ; Remove a store that is overwritten by another store in the same statement.
5 ; Check that even multiple stores are removed.
7 ; for (int j = 0; j < n; j += 1) {
13 define void @overwritten_3store(i32 %n, ptr noalias nonnull %A) {
18 %j = phi i32 [0, %entry], [%j.inc, %inc]
19 %j.cmp = icmp slt i32 %j, %n
20 br i1 %j.cmp, label %body, label %exit
23 store double 10.5, ptr %A
24 store double 21.0, ptr %A
25 store double 42.0, ptr %A
29 %j.inc = add nuw nsw i32 %j, 1
41 ; CHECK: Overwrites removed: 2
44 ; CHECK: After accesses {
45 ; CHECK-NEXT: Stmt_body
46 ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
47 ; CHECK-NEXT: [n] -> { Stmt_body[i0] -> MemRef_A[0] };